package person.drf.shop.product.jucTest;

import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.CyclicBarrier;

public class CyclicBarrierDemo {
    public static void main(String[] args) throws InterruptedException {

        CyclicBarrier cyclicBarrier = new CyclicBarrier(7,()->{
            System.out.println("召唤神龙！！！");
        });
        for (int i = 1; i <= 7 ; i++) {
            final int tempint = i;
            new Thread(()->{
                System.out.println(Thread.currentThread().getName()+"收集第"+tempint+"龙珠");
                try {
                    cyclicBarrier.await();
                } catch (InterruptedException e) {
                    e.printStackTrace();
                } catch (BrokenBarrierException e) {
                    e.printStackTrace();
                }
            },String.valueOf(i)).start();
        }

    }

}
